Janecrafts 50pcs 21mm Round Metal Rhinestone Pearl Button Flatback Wedding Embellishment Hair Bow Alloy Button DIY Hair Accessory 1. 100% Brand New. Buttons are with no holes, they are used with glue to stick 2. Metal alloy rhinestones trays & bright color pearl decoration in center. 3. Dia : 21mm, pearl size : 14mm 4. Perfect for?hair flower garments?making and gift decoration so on.